Guwahati, Nov. 10 -- British author M John Harrison has become the oldest-ever winner of the Booker Prize, receiving the prestigious literary award for his post-apocalyptic novel The End of Everything.

Harrison, 81, was announced as the winner at a ceremony in London on Monday. He will receive the £50,000 prize, marking a major achievement in a literary career spanning six decades.

Set in the aftermath of a mysterious catastrophe that causes British society to collapse, The End of Everything explores a world struggling to come to terms with an unexplained disaster and the arrival of mysterious alien beings.

The novel has attracted mixed reactions from readers and critics, with some describing it as bleak yet brilliant, while other...